Finding the Fourth Proportional to 75,656.98, 104,375.64 and 43,373.62
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Solution
The fourth proportional to 75,656.98, 104,375.64 and 43,373.62 is: 59,837.83
Step by Step Solution
- Step 1: Write the proportion equation
75,656.98 : 104,375.64 = 43,373.62 : x - Step 2: Convert to fraction form
75,656.98/104,375.64 = 43,373.62/x - Step 3: Cross multiply
75,656.98x = 104,375.64 × 43,373.62 - Step 4: Simplify right side
75,656.98x = 4,527,149,346.62 - Step 5: Solve for x
x = 4,527,149,346.62/75,656.98 - Step 6: Final answer
x = 59,837.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.